lǐ​gōu​wài​lián

to collude from within and without

Senses

里勾外连/ 裡勾外連 lǐ​gōu​wài​lián to collude from within and without

to stir up trouble from the inside while coordinating with attackers from the outside; to act in collusion with outside forces

References

synonym 里勾外连/裡勾外連 内外勾结/內外勾結